package com.nj.liandi.gulimall.auth.controller;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.TypeReference;
import com.nj.liandi.common.utils.HttpUtils;
import com.nj.liandi.common.utils.R;
import com.nj.liandi.gulimall.auth.feing.MemberFeignService;
import com.nj.liandi.common.vo.MemberRespVo;
import com.nj.liandi.gulimall.auth.vo.SocialUser;
import org.apache.http.HttpResponse;
import org.apache.http.util.EntityUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestParam;

import javax.servlet.http.HttpSession;
import java.util.HashMap;
import java.util.Map;

@Controller
public class OAuth2Controller {

    @Autowired
    MemberFeignService memberFeignService;

    @GetMapping("/oauth2.0/weibo/success")
    public String weiBo(@RequestParam("code") String code, HttpSession session) throws Exception {
        Map<String,String> header = new HashMap<>();
        Map<String,String> query = new HashMap<>();
        Map<String,String> map = new HashMap<>();
        map.put("client_id","自己申请");
        map.put("client_secret","自己申请");
        map.put("grant_type","authorization_code");
        map.put("code",code);
        map.put("redirect_uri","http://auth.gulimall.com/oauth2.0/weibo/success");

        HttpResponse response = HttpUtils.doPost("https://api.weibo.com", "/oauth2/access_token", "post", header, query, map);

        if (response.getStatusLine().getStatusCode()==200) {
            String json = EntityUtils.toString(response.getEntity());
            SocialUser socialUser = JSON.parseObject(json, SocialUser.class);
            R r = memberFeignService.oauthLogin(socialUser);
            if (r.getCode()==0) {
                MemberRespVo data = r.getData("data", new TypeReference<MemberRespVo>() {
                });
                session.setAttribute("loginUser",data);
                return "redirect:http://gulimall.com";
            }else {
                return "redirect:http://auth.gulimall.com/login.html";
            }
        } else {
            return "redirect:http://auth.gulimall.com/login.html";
        }

    }
}
